{"id":"vidhyamitra:city-day:ayodhya:1861-05-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1861-05-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1861-05-18","date_display":"May 18, 1861 CE","panchanga":{"method":"Sūrya Siddhānta + Bhāskara-II iterative manda + Kerala-school (Mādhava-Nīlakaṇṭha) evection + variation + annual equation","engine_version":"2.0 (Kerala-school enhanced)","accuracy_note":"Sub-degree on Moon at any Kali-Yuga date (~2-5° residual max)","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1861,"month":5,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2400913.770833,"kali_year":4963,"ahargana":1812448.2708,"sun":{"sidereal_longitude":35.4005,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":133.5255,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":98.125,"elapsed_within_tithi_degrees":2.125},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1,"moon_longitude":133.5255,"elapsed_within_degrees":0.1922},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":168.926},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"sky":{"method":"Sūrya-Siddhāntic Bhāskara-II 4-step iteration with atan2-based śīghra + varying peripheries + lunar latitude","engine_version":"3.0 (Pūrṇa — complete SS implementation)","tradition_sources":"Āryabhaṭīya 499 CE → SS Ch.1-5 Burgess 1860 → Siddhānta-Śiromaṇi Bhāskara II 1150 → Tantrasaṅgraha Nīlakaṇṭha 1501","input":{"year":1861,"month":5,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2400913.770833,"ahargana":1812448.2708,"kali_year":4963,"ayanamsa_lahiri":21.9165,"grahas":{"sun":{"sidereal_longitude":35.12359600000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":129.953596,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false,"latitude":-3.2221},"mars":{"sidereal_longitude":69.37379599999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":31.909396000000015,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":118.14289600000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":38.76569599999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":131.956096,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":267.7685,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":87.7685,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false}},"panchang":{"method":"Sūrya Siddhānta + Bhāskara-II iterative manda + Kerala-school (Mādhava-Nīlakaṇṭha) evection + variation + annual equation","engine_version":"2.0 (Kerala-school enhanced)","accuracy_note":"Sub-degree on Moon at any Kali-Yuga date (~2-5° residual max)","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1861,"month":5,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2400913.770833,"kali_year":4963,"ahargana":1812448.2708,"sun":{"sidereal_longitude":35.4005,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":133.5255,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":98.125,"elapsed_within_tithi_degrees":2.125},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1,"moon_longitude":133.5255,"elapsed_within_degrees":0.1922},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":168.926},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.222,"elongation":98.125},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.222,"opposition_distance":81.875}},"eclipse_window_40days":[]},"city":{"slug":"ayodhya","name":"Ayodhyā","lat":26.799,"lon":82.204,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"ayodhya","name":"Ayodhyā","lat":26.799,"lon":82.204,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"05:12","sunsetLocal":"18:43","solarNoonLocal":"11:57","dayLengthHours":13.507824653749797,"dayLengthDisplay":"13 Hours 30 Mins 28 Secs","nightLengthDisplay":"10 Hours 29 Mins 32 Secs","moonriseLocal":"11:52","moonsetLocal":"00:42","rahuKala":{"name":"Rāhu Kāla","start":"08:35","end":"10:16","startHours":8.581290800054724,"endHours":10.269768881773448,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:39","end":"15:20","startHours":13.646725045210896,"endHours":15.335203126929624,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:12","end":"06:54","startHours":5.204334636617275,"endHours":6.892812718336,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:21","end":"08:48","startHours":8.356160389158894,"endHours":8.806421210950553,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:46","end":"06:08","startHours":5.767160663856849,"endHours":6.127369321290177,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:30","end":"12:25","startHours":11.507986141700513,"endHours":12.408507785283835,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:24","end":"04:18","startHours":3.403291349450635,"endHours":4.303812993033955,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:05","end":"05:12","startHours":4.078682582138125,"endHours":5.204334636617275,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:13","end":"15:07","startHours":14.209551072450473,"endHours":15.110072716033793,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:31","end":"18:55","startHours":18.512159290367073,"endHours":18.91215929036707,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:43","end":"19:16","startHours":18.712159290367072,"endHours":19.274985317606646,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:28","end":"20:13","startHours":18.462159290367072,"endHours":20.212159290367072,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:30","end":"00:25","startHours":23.507986141700513,"endHours":24.40850778528383,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:12","end":"06:54","startHours":5.204334636617275,"endHours":6.892812718336,"quality":"inauspicious"},{"name":"Śubha","start":"06:54","end":"08:35","startHours":6.892812718336,"endHours":8.581290800054724,"quality":"auspicious"},{"name":"Roga","start":"08:35","end":"10:16","startHours":8.581290800054724,"endHours":10.269768881773448,"quality":"inauspicious"},{"name":"Udveg","start":"10:16","end":"11:57","startHours":10.269768881773448,"endHours":11.958246963492172,"quality":"inauspicious"},{"name":"Chala","start":"11:57","end":"13:39","startHours":11.958246963492172,"endHours":13.646725045210896,"quality":"neutral"},{"name":"Labha","start":"13:39","end":"15:20","startHours":13.646725045210896,"endHours":15.335203126929624,"quality":"auspicious"},{"name":"Amṛta","start":"15:20","end":"17:01","startHours":15.335203126929624,"endHours":17.023681208648348,"quality":"auspicious"},{"name":"Kāla","start":"17:01","end":"18:43","startHours":17.023681208648348,"endHours":18.712159290367072,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:43","end":"20:01","startHours":18.712159290367072,"endHours":20.023681208648348,"quality":"auspicious"},{"name":"Amṛta","start":"20:01","end":"21:20","startHours":20.023681208648348,"endHours":21.335203126929624,"quality":"auspicious"},{"name":"Kāla","start":"21:20","end":"22:39","startHours":21.335203126929624,"endHours":22.6467250452109,"quality":"inauspicious"},{"name":"Śubha","start":"22:39","end":"23:57","startHours":22.6467250452109,"endHours":23.958246963492172,"quality":"auspicious"},{"name":"Roga","start":"23:57","end":"01:16","startHours":23.958246963492172,"endHours":25.26976888177345,"quality":"inauspicious"},{"name":"Udveg","start":"01:16","end":"02:35","startHours":25.26976888177345,"endHours":26.581290800054724,"quality":"inauspicious"},{"name":"Chala","start":"02:35","end":"03:54","startHours":26.581290800054724,"endHours":27.892812718336,"quality":"neutral"},{"name":"Labha","start":"03:54","end":"05:12","startHours":27.892812718336,"endHours":29.204334636617276,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:12","end":"06:12","startHours":5.204334636617275,"endHours":6.204334636617275,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:12","end":"07:12","startHours":6.204334636617275,"endHours":7.204334636617275,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:12","end":"08:12","startHours":7.204334636617275,"endHours":8.204334636617276,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:12","end":"09:12","startHours":8.204334636617276,"endHours":9.204334636617276,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:12","end":"10:12","startHours":9.204334636617276,"endHours":10.204334636617276,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:12","end":"11:12","startHours":10.204334636617276,"endHours":11.204334636617276,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:12","end":"12:12","startHours":11.204334636617276,"endHours":12.204334636617276,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:12","end":"13:12","startHours":12.204334636617276,"endHours":13.204334636617276,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:12","end":"14:12","startHours":13.204334636617276,"endHours":14.204334636617276,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:12","end":"15:12","startHours":14.204334636617276,"endHours":15.204334636617276,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:12","end":"16:12","startHours":15.204334636617276,"endHours":16.204334636617276,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:12","end":"17:12","startHours":16.204334636617276,"endHours":17.204334636617276,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:12","end":"18:12","startHours":17.204334636617276,"endHours":18.204334636617276,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:12","end":"19:12","startHours":18.204334636617276,"endHours":19.204334636617276,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:12","end":"20:12","startHours":19.204334636617276,"endHours":20.204334636617276,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:12","end":"21:12","startHours":20.204334636617276,"endHours":21.204334636617276,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:12","end":"22:12","startHours":21.204334636617276,"endHours":22.204334636617276,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:12","end":"23:12","startHours":22.204334636617276,"endHours":23.204334636617276,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:12","end":"00:12","startHours":23.204334636617276,"endHours":24.204334636617276,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:12","end":"01:12","startHours":24.204334636617276,"endHours":25.204334636617276,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:12","end":"02:12","startHours":25.204334636617276,"endHours":26.204334636617276,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:12","end":"03:12","startHours":26.204334636617276,"endHours":27.204334636617276,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:12","end":"04:12","startHours":27.204334636617276,"endHours":28.204334636617276,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:12","end":"05:12","startHours":28.204334636617276,"endHours":29.204334636617276,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"West","rahuVasa":"East","anandadiYoga":{"name":"Dhvaja","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":19.494600255142828,"eotMinutes":3.6891821904695723,"ayanamsa":21.9165}},"calendars":{"vikram_samvat":1918,"vikram_samvatsara":"Bhāva","saka_samvat":1783,"saka_samvatsara":"Durmati","bengali_samvat":1268,"malayalam_era":1037,"nanakshahi_year":392,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Navamī · Vikram 1918 Bhāva · Śaka 1783 Durmati"},"festivals":[{"id":"sita-navami","name":"Sītā Navamī","name_sanskrit":"सीता नवमी","tradition":"Vaishnava","associated_deity":"Sītā Devī (Lakṣmī as Bhū-suta)","significance":"Devī Sītā's manifestation in Mithilā; rāmāvatāra-kalatra.","vrata":true,"detection":{"tithi_number":9,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":2,"sources":["Vālmīki Rāmāyaṇa, Bāla-Kāṇḍa 66"]},{"id":"madhva-jayanti","name":"Madhvācārya Jayantī","name_sanskrit":"मध्वाचार्य जयन्ती","tradition":"Vaishnava","associated_deity":"Madhvācārya (Dvaita)","significance":"Birth of Madhvācārya; Dvaita-pratiṣṭhāpaka. Vaiśākha Śukla 9.","vrata":false,"detection":{"tithi_number":9,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":4}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","url":"/day/-1626101-04-03","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"ayodhya"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga May 18, 1861 CE · Ayodhyā · Vidhyamitra","description":"May 18, 1861 CE for Ayodhyā: Śukla Navamī, sūryodaya 05:12, sūryāsta 18:43.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1861-05-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1861-05-18","sa":"https://sa.vidhyamitra.com/city/ayodhya/1861-05-18","hi":"https://hi.vidhyamitra.com/city/ayodhya/1861-05-18","x-default":"https://vidhyamitra.com/city/ayodhya/1861-05-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T15:55:08.700Z","verification":{"type":"multi-marker","confidence":"canonical"}},{"pillar":"Vidhyamitra-Tier2","pillar_version":"0.1.0","method":"Spherical astronomy + Lahiri ayanamsa + standard solar declination + EoT correction","retrieved_at":"2026-05-31T15:55:08.700Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T15:55:08.700Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}